Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
bang cong » dang cong, bang song, hang cong
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, doi chieu
trinh do » trinh ky
van toan » van tuan, van tan, van thanh
do bang » do ban, do dang, do tang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - hanh trinh do bang cong ((van toan) or (ban thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh trinh do bang cong ((van toan) OR (ban thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh trinh do bang cong ((van toan) or (ban thanh)) cau*.